.tabbar {
  position: fixed;
  z-index: 99;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  height: calc(env(safe-area-inset-bottom) + 50px);
  border-top: 1px solid #ddd;
  background-color: #fff;
}
.tabbar .item {
  flex: 1;
  text-align: center;
}
.tabbar .item img {
  width: 48px;
}
